Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 441 · 40 questions

The method (Go through one): Find the value of one: divide. Multiply by the number you need. Inverse (more workers → fewer days): multiply first to find the total work, then divide.

1. 1.If 4 kg of rice costs ₹172, how many kg can you buy for ₹301?
2. 2.A hostel has enough food for 10 students for 13 days. How many days will the same food last for 5 students?
3. 3.A car goes 90 km on 9 litres of petrol. How far can it go on 29 litres (in km)?
4. 4.If 3 pens cost ₹159, how much do 14 pens cost (in ₹)?
5. 5.If 11 cricket balls cost ₹165, how much do 20 cricket balls cost (in ₹)?
6. 6.A hostel has enough food for 2 students for 22 days. How many days will the same food last for 4 students?
7. 7.A hostel has enough food for 6 students for 28 days. How many days will the same food last for 7 students?
8. 8.If 4 pens cost ₹40, how much do 7 pens cost (in ₹)?
9. 9.If 4 pens cost ₹44, how much do 14 pens cost (in ₹)?
10. 10.If 11 bottles of juice cost ₹495, how much do 18 bottles of juice cost (in ₹)?
11. 11.If 4 pencil boxes cost ₹108, how much do 19 pencil boxes cost (in ₹)?
12. 12.If 2 kg of rice costs ₹54, how many kg can you buy for ₹378?
13. 13.A car goes 80 km on 10 litres of petrol. How far can it go on 12 litres (in km)?
14. 14.If 2 mangoes cost ₹12, how much do 7 mangoes cost (in ₹)?
15. 15.If 7 kg of rice costs ₹497, how many kg can you buy for ₹142?
16. 16.A car goes 96 km on 4 litres of petrol. How far can it go on 6 litres (in km)?
17. 17.6 painters can paint a school in 26 days. How many days would 12 painters take, working at the same speed?
18. 18.If 9 kg of rice costs ₹801, how many kg can you buy for ₹534?
19. 19.A hostel has enough food for 2 students for 26 days. How many days will the same food last for 13 students?
20. 20.A car goes 147 km on 7 litres of petrol. How far can it go on 16 litres (in km)?
21. 21.A car goes 54 km on 6 litres of petrol. How far can it go on 9 litres (in km)?
22. 22.If 10 notebooks cost ₹510, how much do 19 notebooks cost (in ₹)?
23. 23.If 2 kg of rice costs ₹144, how many kg can you buy for ₹864?
24. 24.If 9 kg of rice costs ₹666, how many kg can you buy for ₹1036?
25. 25.A car goes 121 km on 11 litres of petrol. How far can it go on 28 litres (in km)?
26. 26.10 painters can paint a school in 19 days. How many days would 5 painters take, working at the same speed?
27. 27.If 11 cricket balls cost ₹99, how much do 16 cricket balls cost (in ₹)?
28. 28.If 7 mangoes cost ₹63, how much do 8 mangoes cost (in ₹)?
29. 29.12 painters can paint a school in 25 days. How many days would 20 painters take, working at the same speed?
30. 30.6 painters can paint a school in 18 days. How many days would 3 painters take, working at the same speed?
31. 31.If 4 kg of rice costs ₹288, how many kg can you buy for ₹1080?
32. 32.If 8 kg of rice costs ₹240, how many kg can you buy for ₹300?
33. 33.10 painters can paint a school in 24 days. How many days would 24 painters take, working at the same speed?
34. 34.If 12 mangoes cost ₹48, how much do 11 mangoes cost (in ₹)?
35. 35.If 10 mangoes cost ₹40, how much do 6 mangoes cost (in ₹)?
36. 36.If 4 kg of rice costs ₹208, how many kg can you buy for ₹468?
37. 37.4 painters can paint a school in 27 days. How many days would 3 painters take, working at the same speed?
38. 38.If 12 mangoes cost ₹228, how much do 3 mangoes cost (in ₹)?
39. 39.If 4 cricket balls cost ₹64, how much do 9 cricket balls cost (in ₹)?
40. 40.If 9 erasers cost ₹495, how much do 19 erasers cost (in ₹)?

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